About Willow River Geothermal Your Top Geothermal Source in Pine County You can count on Willow River Geothermal for all your Pine County geothermal heating and cooling needs, including... planning assistance. complete comfort system installation. routine service and maintenance. emergency repair. energy-saving advice and consultation. In the Pine County area, total customer satisfaction is our utmost objective and our fully qualified professional staff will see to that. Besides, when you select the best heating and cooling system on the market today, it is hard to go wrong. We will see to it that your new system lives up to all of your expectations, helping you to cut your energy costs and enhance your home's conditioning efficiency. Contact Willow River Geothermal today to get a free estimate and a cost savings analysis for your home.